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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:20:29 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:20:29 +0000 |
commit | 631cd5845e8de329d0e227aaa707d7ea228b8f8f (patch) | |
tree | a1b87c8f8cad01cf18f7c5f57a08f102771ed303 /tests/ui/traits/new-solver/const-param-placeholder.rs | |
parent | Adding debian version 1.69.0+dfsg1-1. (diff) | |
download | rustc-631cd5845e8de329d0e227aaa707d7ea228b8f8f.tar.xz rustc-631cd5845e8de329d0e227aaa707d7ea228b8f8f.zip |
Merging upstream version 1.70.0+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/ui/traits/new-solver/const-param-placeholder.rs')
-rw-r--r-- | tests/ui/traits/new-solver/const-param-placeholder.rs | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/tests/ui/traits/new-solver/const-param-placeholder.rs b/tests/ui/traits/new-solver/const-param-placeholder.rs new file mode 100644 index 000000000..a83102a4c --- /dev/null +++ b/tests/ui/traits/new-solver/const-param-placeholder.rs @@ -0,0 +1,21 @@ +// compile-flags: -Ztrait-solver=next +// revisions: pass fail +//[pass] check-pass + +struct Wrapper<T, const N: usize>([T; N]); + +trait Foo {} +fn needs_foo<F: Foo>() {} + +#[cfg(fail)] +impl<T> Foo for [T; 1] {} + +#[cfg(pass)] +impl<T, const N: usize> Foo for [T; N] {} + +fn test<T, const N: usize>() { + needs_foo::<[T; N]>(); + //[fail]~^ ERROR the trait bound `[T; N]: Foo` is not satisfied +} + +fn main() {} |